Home / 11,121,224.16-15,339,374.64-10,206,409.44

Finding the Fourth Proportional to 11,121,224.16, 15,339,374.64 and 10,206,409.44

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Solution

The fourth proportional to 11,121,224.16, 15,339,374.64 and 10,206,409.44 is: 14,077,581.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,224.16 : 15,339,374.64 = 10,206,409.44 : x
  2. Step 2: Convert to fraction form
    11,121,224.16/15,339,374.64 = 10,206,409.44/x
  3. Step 3: Cross multiply
    11,121,224.16x = 15,339,374.64 × 10,206,409.44
  4. Step 4: Simplify right side
    11,121,224.16x = 156,559,938,129,392.59
  5. Step 5: Solve for x
    x = 156,559,938,129,392.59/11,121,224.16
  6. Step 6: Final answer
    x = 14,077,581.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.